1901228175

素因数分解:

$3^2\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:359

約数の個数: 216

約数和(自身を含む): 4409329392

約数和(自身を除く): 2508101217

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 33, 35, 45, 49, 55, 61, 63, 75, 77, 99, 105, 147, 165, 175, 183, 225, 231, 245, 257, 275, 305, 315, 385, 427, 441, 495, 525, 539, 549, 671, 693, 735, 771, 825, 915, 1155, 1225, 1281, 1285, 1525, 1575, 1617, 1799, 1925, 2013, 2135, 2205, 2313, 2475, 2695, 2745, 2827, 2989, 3355, 3465, 3675, 3843, 3855, 4575, 4697, 4851, 5397, 5775, 6039, 6405, 6425, 8085, 8481, 8967, 8995, 10065, 10675, 11025, 11565, 12593, 13475, 13725, 14091, 14135, 14945, 15677, 16191, 16775, 17325, 19215, 19275, 19789, 23485, 24255, 25443, 26901, 26985, 30195, 32025, 32879, 37779, 40425, 42273, 42405, 44835, 44975, 47031, 50325, 57825, 59367, 62965, 70455, 70675, 74725, 78385, 80955, 96075, 98637, 98945, 109739, 113337, 117425, 121275, 127215, 134505, 134925, 138523, 141093, 150975, 164395, 172447, 178101, 188895, 211365, 212025, 224175, 235155, 295911, 296835, 314825, 329217, 352275, 391925, 404775, 415569, 493185, 494725, 517341, 548695, 566685, 636075, 672525, 692615, 705465, 768173, 821975, 862235, 890505, 944475, 987651, 1056825, 1175775, 1207129, 1246707, 1479555, 1484175, 1552023, 1646085, 2077845, 2304519, 2465925, 2586705, 2743475, 2833425, 3463075, 3527325, 3621387, 3840865, 4311175, 4452525, 4938255, 6035645, 6233535, 6913557, 7397775, 7760115, 8230425, 8449903, 10389225, 10864161, 11522595, 12933525, 18106935, 19204325, 24691275, 25349709, 30178225, 31167675, 34567785, 38800575, 42249515, 54320805, 57612975, 76049127, 90534675, 126748545, 172838925, 211247575, 271604025, 380245635, 633742725, 1901228175]

約数ペア:

[(1, 1901228175), (3, 633742725), (5, 380245635), (7, 271604025), (9, 211247575), (11, 172838925), (15, 126748545), (21, 90534675), (25, 76049127), (33, 57612975), (35, 54320805), (45, 42249515), (49, 38800575), (55, 34567785), (61, 31167675), (63, 30178225), (75, 25349709), (77, 24691275), (99, 19204325), (105, 18106935), (147, 12933525), (165, 11522595), (175, 10864161), (183, 10389225), (225, 8449903), (231, 8230425), (245, 7760115), (257, 7397775), (275, 6913557), (305, 6233535), (315, 6035645), (385, 4938255), (427, 4452525), (441, 4311175), (495, 3840865), (525, 3621387), (539, 3527325), (549, 3463075), (671, 2833425), (693, 2743475), (735, 2586705), (771, 2465925), (825, 2304519), (915, 2077845), (1155, 1646085), (1225, 1552023), (1281, 1484175), (1285, 1479555), (1525, 1246707), (1575, 1207129), (1617, 1175775), (1799, 1056825), (1925, 987651), (2013, 944475), (2135, 890505), (2205, 862235), (2313, 821975), (2475, 768173), (2695, 705465), (2745, 692615), (2827, 672525), (2989, 636075), (3355, 566685), (3465, 548695), (3675, 517341), (3843, 494725), (3855, 493185), (4575, 415569), (4697, 404775), (4851, 391925), (5397, 352275), (5775, 329217), (6039, 314825), (6405, 296835), (6425, 295911), (8085, 235155), (8481, 224175), (8967, 212025), (8995, 211365), (10065, 188895), (10675, 178101), (11025, 172447), (11565, 164395), (12593, 150975), (13475, 141093), (13725, 138523), (14091, 134925), (14135, 134505), (14945, 127215), (15677, 121275), (16191, 117425), (16775, 113337), (17325, 109739), (19215, 98945), (19275, 98637), (19789, 96075), (23485, 80955), (24255, 78385), (25443, 74725), (26901, 70675), (26985, 70455), (30195, 62965), (32025, 59367), (32879, 57825), (37779, 50325), (40425, 47031), (42273, 44975), (42405, 44835)]